cock·le·shell /ˈkɑkəlˌʃɛl/ 海扇殼;輕舟
Coc·kle·shell n. 1. One of the shells or valves of a cockle. 2. A light boat. To board the cockleshell in those plunding waters. --W. Black. ◄ ►
cockleshell n : a small light flimsy boat